EXPORT int mpg123_info	(	mpg123_handle *	mh,
		struct mpg123_frameinfo *	mi
	)

Get frame information about the MPEG audio bitstream and store it in a mpg123_frameinfo structure.

Definition at line 574 of file frame.c.

{
    if(mh == NULL) return MPG123_ERR;
    if(mi == NULL)
    {
        mh->err = MPG123_ERR_NULL;
        return MPG123_ERR;
    }
    mi->version = mh->mpeg25 ? MPG123_2_5 : (mh->lsf ? MPG123_2_0 : MPG123_1_0);
    mi->layer = mh->lay;
    mi->rate = frame_freq(mh);
    switch(mh->mode)
    {
        case 0: mi->mode = MPG123_M_STEREO; break;
        case 1: mi->mode = MPG123_M_JOINT;  break;
        case 2: mi->mode = MPG123_M_DUAL;   break;
        case 3: mi->mode = MPG123_M_MONO;   break;
        default: error("That mode cannot be!");
    }
    mi->mode_ext = mh->mode_ext;
    mi->framesize = mh->framesize+4; /* Include header. */
    mi->flags = 0;
    if(mh->error_protection) mi->flags |= MPG123_CRC;
    if(mh->copyright)        mi->flags |= MPG123_COPYRIGHT;
    if(mh->extension)        mi->flags |= MPG123_PRIVATE;
    if(mh->original)         mi->flags |= MPG123_ORIGINAL;
    mi->emphasis = mh->emphasis;
    mi->bitrate  = frame_bitrate(mh);
    mi->abr_rate = mh->abr_rate;
    mi->vbr = mh->vbr;
    return MPG123_OK;
}

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